20498187240

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6529}}^1$

素因数の和:6591

約数の個数: 384

約数和(自身を含む): 77012208000

約数和(自身を除く): 56514020760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 19, 20, 24, 27, 30, 34, 36, 38, 40, 45, 51, 54, 57, 60, 68, 72, 76, 81, 85, 90, 95, 102, 108, 114, 120, 135, 136, 152, 153, 162, 170, 171, 180, 190, 204, 216, 228, 243, 255, 270, 285, 306, 323, 324, 340, 342, 360, 380, 405, 408, 456, 459, 486, 510, 513, 540, 570, 612, 646, 648, 680, 684, 760, 765, 810, 855, 918, 969, 972, 1020, 1026, 1080, 1140, 1215, 1224, 1292, 1368, 1377, 1530, 1539, 1615, 1620, 1710, 1836, 1938, 1944, 2040, 2052, 2280, 2295, 2430, 2565, 2584, 2754, 2907, 3060, 3078, 3230, 3240, 3420, 3672, 3876, 4104, 4131, 4590, 4617, 4845, 4860, 5130, 5508, 5814, 6120, 6156, 6460, 6529, 6840, 6885, 7695, 7752, 8262, 8721, 9180, 9234, 9690, 9720, 10260, 11016, 11628, 12312, 12920, 13058, 13770, 14535, 15390, 16524, 17442, 18360, 18468, 19380, 19587, 20520, 20655, 23085, 23256, 26116, 26163, 27540, 29070, 30780, 32645, 33048, 34884, 36936, 38760, 39174, 41310, 43605, 46170, 52232, 52326, 55080, 58140, 58761, 61560, 65290, 69768, 78348, 78489, 82620, 87210, 92340, 97935, 104652, 110993, 116280, 117522, 124051, 130580, 130815, 156696, 156978, 165240, 174420, 176283, 184680, 195870, 209304, 221986, 235044, 248102, 261160, 261630, 293805, 313956, 332979, 348840, 352566, 372153, 391740, 392445, 443972, 470088, 496204, 523260, 528849, 554965, 587610, 620255, 627912, 665958, 705132, 744306, 783480, 784890, 881415, 887944, 992408, 998937, 1046520, 1057698, 1109930, 1116459, 1175220, 1240510, 1331916, 1410264, 1488612, 1569780, 1586547, 1664895, 1762830, 1860765, 1997874, 2108867, 2115396, 2219860, 2232918, 2350440, 2481020, 2644245, 2663832, 2977224, 2996811, 3139560, 3173094, 3329790, 3349377, 3525660, 3721530, 3995748, 4217734, 4230792, 4439720, 4465836, 4962040, 4994685, 5288490, 5582295, 5993622, 6326601, 6346188, 6659580, 6698754, 7051320, 7443060, 7932735, 7991496, 8435468, 8931672, 8990433, 9989370, 10048131, 10544335, 10576980, 11164590, 11987244, 12653202, 12692376, 13319160, 13397508, 14886120, 14984055, 15865470, 16746885, 16870936, 17980866, 18979803, 19978740, 20096262, 21088670, 21153960, 22329180, 23974488, 25306404, 26795016, 26971299, 29968110, 30144393, 31633005, 31730940, 33493770, 35961732, 37959606, 39957480, 40192524, 42177340, 44658360, 44952165, 50240655, 50612808, 53942598, 56939409, 59936220, 60288786, 63266010, 63461880, 66987540, 71923464, 75919212, 80385048, 84354680, 89904330, 94899015, 100481310, 107885196, 113878818, 119872440, 120577572, 126532020, 133975080, 134856495, 150721965, 151838424, 170818227, 179808660, 189798030, 200962620, 215770392, 227757636, 241155144, 253064040, 269712990, 284697045, 301443930, 341636454, 359617320, 379596060, 401925240, 455515272, 512454681, 539425980, 569394090, 602887860, 683272908, 759192120, 854091135, 1024909362, 1078851960, 1138788180, 1205775720, 1366545816, 1708182270, 2049818724, 2277576360, 2562273405, 3416364540, 4099637448, 5124546810, 6832729080, 10249093620, 20498187240]

約数ペア:

[(1, 20498187240), (2, 10249093620), (3, 6832729080), (4, 5124546810), (5, 4099637448), (6, 3416364540), (8, 2562273405), (9, 2277576360), (10, 2049818724), (12, 1708182270), (15, 1366545816), (17, 1205775720), (18, 1138788180), (19, 1078851960), (20, 1024909362), (24, 854091135), (27, 759192120), (30, 683272908), (34, 602887860), (36, 569394090), (38, 539425980), (40, 512454681), (45, 455515272), (51, 401925240), (54, 379596060), (57, 359617320), (60, 341636454), (68, 301443930), (72, 284697045), (76, 269712990), (81, 253064040), (85, 241155144), (90, 227757636), (95, 215770392), (102, 200962620), (108, 189798030), (114, 179808660), (120, 170818227), (135, 151838424), (136, 150721965), (152, 134856495), (153, 133975080), (162, 126532020), (170, 120577572), (171, 119872440), (180, 113878818), (190, 107885196), (204, 100481310), (216, 94899015), (228, 89904330), (243, 84354680), (255, 80385048), (270, 75919212), (285, 71923464), (306, 66987540), (323, 63461880), (324, 63266010), (340, 60288786), (342, 59936220), (360, 56939409), (380, 53942598), (405, 50612808), (408, 50240655), (456, 44952165), (459, 44658360), (486, 42177340), (510, 40192524), (513, 39957480), (540, 37959606), (570, 35961732), (612, 33493770), (646, 31730940), (648, 31633005), (680, 30144393), (684, 29968110), (760, 26971299), (765, 26795016), (810, 25306404), (855, 23974488), (918, 22329180), (969, 21153960), (972, 21088670), (1020, 20096262), (1026, 19978740), (1080, 18979803), (1140, 17980866), (1215, 16870936), (1224, 16746885), (1292, 15865470), (1368, 14984055), (1377, 14886120), (1530, 13397508), (1539, 13319160), (1615, 12692376), (1620, 12653202), (1710, 11987244), (1836, 11164590), (1938, 10576980), (1944, 10544335), (2040, 10048131), (2052, 9989370), (2280, 8990433), (2295, 8931672), (2430, 8435468), (2565, 7991496), (2584, 7932735), (2754, 7443060), (2907, 7051320), (3060, 6698754), (3078, 6659580), (3230, 6346188), (3240, 6326601), (3420, 5993622), (3672, 5582295), (3876, 5288490), (4104, 4994685), (4131, 4962040), (4590, 4465836), (4617, 4439720), (4845, 4230792), (4860, 4217734), (5130, 3995748), (5508, 3721530), (5814, 3525660), (6120, 3349377), (6156, 3329790), (6460, 3173094), (6529, 3139560), (6840, 2996811), (6885, 2977224), (7695, 2663832), (7752, 2644245), (8262, 2481020), (8721, 2350440), (9180, 2232918), (9234, 2219860), (9690, 2115396), (9720, 2108867), (10260, 1997874), (11016, 1860765), (11628, 1762830), (12312, 1664895), (12920, 1586547), (13058, 1569780), (13770, 1488612), (14535, 1410264), (15390, 1331916), (16524, 1240510), (17442, 1175220), (18360, 1116459), (18468, 1109930), (19380, 1057698), (19587, 1046520), (20520, 998937), (20655, 992408), (23085, 887944), (23256, 881415), (26116, 784890), (26163, 783480), (27540, 744306), (29070, 705132), (30780, 665958), (32645, 627912), (33048, 620255), (34884, 587610), (36936, 554965), (38760, 528849), (39174, 523260), (41310, 496204), (43605, 470088), (46170, 443972), (52232, 392445), (52326, 391740), (55080, 372153), (58140, 352566), (58761, 348840), (61560, 332979), (65290, 313956), (69768, 293805), (78348, 261630), (78489, 261160), (82620, 248102), (87210, 235044), (92340, 221986), (97935, 209304), (104652, 195870), (110993, 184680), (116280, 176283), (117522, 174420), (124051, 165240), (130580, 156978), (130815, 156696)]